package com.hmdp.config;

import com.hmdp.utils.LoginInterceptor;
import com.hmdp.utils.RefreshTokenInterceptor;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;

import javax.annotation.Resource;
import java.util.List;

/**
 * @author: uniqueww
 * @since: 2022-12-06 16:38
 **/
@Configuration
public class MyWebMvcConfigurer extends WebMvcConfigurationSupport {

    @Resource
    private RedisTemplate redisTemplate;

    /**
     * 扩展mvc消息转换器
     *
     * @param converters
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        //创建新的消息转换器
        MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
        //设置消息转换器底层使用Jackson将java对象转为json
        converter.setObjectMapper(new JacksonObjectMapper());
        //将设置好的转换器追加到集合中
        converters.add(0, converter);
    }

    @Override
    protected void addInterceptors(InterceptorRegistry registry) {
        registry.addInterceptor(new LoginInterceptor())
                .excludePathPatterns(
                        "/shop/*",
                        "/voucher/**",
                        "/shop-type/**",
                        "/upload/**",
                        "/blog/hot",
                        "/user/code",
                        "/user/login",
                        //swagger配置
                        "/doc.html",
                        "/webjars/**",
                        "/swagger-resources",
                        "/v2/api-docs"
                ).order(1);
        registry.addInterceptor(new RefreshTokenInterceptor(redisTemplate))
                .addPathPatterns("/**").order(0);
    }

    //放行swagger的资源
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/doc.html").addResourceLocations("classpath:META-INF/resources/");
        registry.addResourceHandler("webjars/**").addResourceLocations("classpath:META-INF/resources/webjars/");
    }

    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(this.apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.hmdp.controller"))
                .paths(PathSelectors.any())
                .build();
    }

    private ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("黑马点评")
                .version("1.0.0")
                .description("黑马点评接口文档")
                .build();
    }
}

